CN106080765B - A kind of non-maintaining drag-link joint - Google Patents
A kind of non-maintaining drag-link joint Download PDFInfo
- Publication number
- CN106080765B CN106080765B CN201610686690.XA CN201610686690A CN106080765B CN 106080765 B CN106080765 B CN 106080765B CN 201610686690 A CN201610686690 A CN 201610686690A CN 106080765 B CN106080765 B CN 106080765B
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- CN
- China
- Prior art keywords
- ball
- ball pin
- upper bed
- stud
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/18—Steering knuckles; King pins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/068—Special features relating to lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The present invention relates to a kind of non-maintaining drag-link joint, including ball pin shell, ball stud, hexagonal channel nut, retractable dust cover, jump ring, locking cover, ball pin upper bed-plate and ball pin lower bottom base.The present invention is reduced the ball head structure of ball stud and the contact area of metal ball pin shell, is avoided ball pin joint rigid contact of ball stud and ball seat in swing process, avoid ball stud fracture failure by the design of ball pin upper bed-plate；Ensure the lubricant effect of the upper and lower ends of the ball head structure of ball stud, the upper and lower ends of ball head structure is preferably lubricated, avoid one end of ball head structure from wearing comparatively fast.
Description
Technical field
The invention belongs to ball pin joint field, particularly relates to a kind of non-maintaining drag-link joint.
Background technology
It is more and more to come into effect intelligent maintenance to automobile vendor with the development of automobile industry, or some are non-maintaining
Function so that customer use it is simpler.
Ball seat is the important component of ball pin joint, and it is carrying ball pin that it, which is acted on,.
The ball pin joint of prior art, as shown in figure 1, including ball seat 5, ball pin shell 6, ball stud 2, hexagonal channel nut
1st, retractable dust cover 3, jump ring 4 and locking cover 7.Ball seat is arranged in ball pin shell；The lower end of ball stud is arranged in ball seat, on
End is provided with screw thread；Hexagonal channel nut is connected with screw thread；Retractable dust cover penetrates ball stud, and one end is inserted in outside ball pin
Shell, and pass through jump ring clamping, the other end and ball stud clamping；Locking cover is connected with ball pin shell with one end that ball seat connects.
Oil-bearing structure be present inside non-maintaining joint in prior art, the lubricant effect of ball pin can be improved, extend
Its service life.Within ± 18 °, lubricating oil is stored in above-mentioned ball seat the hunting range of ball stud in general ball pin joint
Portion, one end lubricant effect of the ball stud away from ball seat are not so good as the one end contacted with ball seat.This can cause ball stud away from ball seat
One end abrasion is very fast.
In prior art, it can be used because the abrasion between metal and metal is very fast, in general non-maintaining joint poly-
Urethane elastic base, or rubber tee, for reducing the contact area of ball stud and metal covering, in such scheme on ball stud
There is larger metal contact area between portion and ball seat, cause ball stud quick abrasion.
Spacing in swing process of ball pin joint is realized by the rigid contact of ball pin shell and ball seat, makes for a long time
During, local damage can be caused to ball stud, due to the dangerouse cross-section that the position of contact is ball stud, so as to which ball can be caused
The fracture of head pin.
The sealing of ball pin joint of the prior art typically realizes that existing scheme fails in dust cover by retractable dust cover
When lack the impurity such as second protection, dust and enter inside ball pin joint, caused between ball stud and ball seat ball stud or
The damage of ball seat contact surface, causes shaking moment to increase, and causes ball pin joint initial failure.
The content of the invention
It is an object of the invention to provide a kind of non-maintaining drag-link joint, to solve ball pin joint of the prior art
In ball stud contacted with ball pin shell cause ball stud wear and fracture the problem of.
The present invention is achieved by the following technical solutions：
A kind of non-maintaining drag-link joint, including ball pin shell, ball stud, hexagonal channel nut, retractable dust cover,
Jump ring, locking cover, ball pin upper bed-plate and ball pin lower bottom base；
The outer surface of the ball pin shell is fixedly connected with steering linkage；The locking cover clamping and the ball pin shell
Lower end；
One end of the ball stud is ball head structure, and the other end is provided with external screw thread；The hexagonal channel nut with it is described
External screw thread is connected by screw thread；
The ball pin lower bottom base is arranged in the ball pin shell；The ball head structure of the ball stud is gone to the bottom with the ball pin
Seated connection touches；
The ball pin upper bed-plate is placed on the ball stud；The inner surface of the ball pin upper bed-plate and the ball head structure
Contact；
The retractable dust cover is placed on the ball stud；One end of the retractable dust cover and the bulb pin contacts；
The other end of the retractable dust cover is placed on the ball pin shell, and passes through the jump ring clamping.
The upper end of the closely described ball pin shell of the medial surface of the ball pin shell is provided with a circle radial groove；The ball pin
The lateral surface of upper bed-plate is engaged by clamping with the radial groove.
The ball pin lower bottom base includes lower bottom base body；The madial wall of the lower bottom base body is spheric, with the ball
The lower end of header structure is engaged；Multiple pits are provided with the madial wall of the lower bottom base body.
The lateral wall of the lower bottom base body is provided with annular groove.
Be provided with the lateral wall of the lower bottom base body it is multiple axially through groove.
The ball pin upper bed-plate includes upper bed-plate body；The madial wall of the upper bed-plate body is spheric, with the ball
The upper end of header structure is engaged；Multiple pits are provided with the madial wall of the upper bed-plate body；
The lateral wall of the upper bed-plate body is provided with a circle neck；The upper side edge of the radial groove is connected in described
In neck.
Be provided with the lateral wall of the upper bed-plate body it is multiple axially through groove.
The material of the ball pin upper bed-plate and the ball pin lower bottom base is polyurethane.
The beneficial effects of the invention are as follows：
The present invention reduces the ball head structure of ball stud and the contact surface of metal ball pin shell by the design of ball pin upper bed-plate
Product, avoids ball pin joint rigid contact of ball stud and ball seat in swing process, avoids the disconnected failure of ball stud；Ensure ball stud
Ball head structure upper and lower ends lubricant effect, the upper and lower ends of ball head structure is preferably lubricated, avoid bulb
One end abrasion of structure is very fast.
The ball pin upper bed-plate of the present invention can play a part of preventing the impurity such as dust from entering inside ball pin joint；Pit
The impurity that can also accommodate into the impurity inside joint, prevents from entering in ball pin joint directly contacts with ball pin shell, avoids
The initial failure of ball pin joint.
Brief description of the drawings
Fig. 1 is prior art ball pin joint design schematic diagram；
Fig. 2 is drag-link joint structural representation of the present invention；
Fig. 3 is drag-link joint assembling schematic diagram of the present invention；
Fig. 4 is ball pin upper bed-plate structural representation of the present invention.
Description of reference numerals
1 hexagonal channel nut, 2 ball studs, 3 retractable dust covers, 4 jump rings, 5 ball seats, 6 ball pin shells, 7 locking covers, 01 ball
Sell shell, 02 ball stud, 03 hexagonal channel nut, 04 locking cover, 05 ball pin lower bottom base, 06 ball pin upper bed-plate, 07 retractable dustproof
Cover, 08 jump ring, 061 upper bed-plate body, 062 pit, 063 neck, 064 groove.
Embodiment
Describe technical scheme in detail by the following examples, following embodiment be only it is exemplary, only
Explanation and illustration technical scheme can be used for, and be not to be construed as the limitation to technical solution of the present invention.
The present invention provides a kind of non-maintaining drag-link joint, as shown in Figures 2 to 4, including ball pin shell 01, bulb
Pin 02, hexagonal channel nut 03, retractable dust cover 07, jump ring 08, locking cover 04, ball pin upper bed-plate 06 and ball pin lower bottom base 05.
The outer surface of the ball pin shell 01 is fixedly connected with steering linkage；In this application, ball pin shell is with turning to
Pull bar is fixedly connected by riveting；Can also be one in the other embodiments of the application, between ball pin shell and steering linkage
Body structure, the realization of technical scheme is not influenceed.
The clamping of locking cover 04 and the lower end of the ball pin shell 01；In this application, ball pin shell lower end is initially
With crimping, crimping the lower end that locking cover is not put into ball pin shell before volume, then fastens crimping inward, passes through this way
Realize the locking of locking cover in footpath.
One end of the ball stud 02 is ball head structure, and the other end is provided with external screw thread；The hexagonal channel nut and institute
State external screw thread to be connected by screw thread, for being fixedly connected with part to be fixed.
The ball pin lower bottom base is arranged in the ball pin shell；The ball head structure of the ball stud is gone to the bottom with the ball pin
Seated connection touches；The ball pin lower bottom base includes lower bottom base body；The madial wall of the lower bottom base body is spheric, with the bulb
The lower end of structure is engaged；Multiple pits are provided with the madial wall of the lower bottom base body, for storing lubricating oil or profit
Consistent lubricant.
The lateral wall of the lower bottom base body is provided with annular groove.It is provided with the lateral wall of the lower bottom base body
It is multiple axially through groove.In this application, lower bottom base body is elastane, annular groove with axially through it is recessed
The axial deformation of the equal ball pin lower bottom base of groove provides space.Ball pin lower bottom base can carry ball stud, can also be mended by natural resiliency
Repay ball stud and wear given birth to gap with ball pin shell.
The ball pin upper bed-plate is placed on the ball stud；The inner surface of the ball pin upper bed-plate and the ball head structure
Contact.In this application, the material of ball pin upper bed-plate is also elastane.
The ball pin upper bed-plate 06 includes upper bed-plate body 061；The madial wall of the upper bed-plate body 061 is spheric,
It is engaged with the upper end of the ball head structure；Multiple pits 062 are provided with the madial wall of the upper bed-plate body, for depositing
Store up lubricating oil or lubricating grease；Meanwhile it also can be used in the dust or other that storage is entered inside ball pin joint in pit 062
Impurity.
The lateral wall of the upper bed-plate body 061 is provided with a circle neck 063；The upper side edge clamping of the radial groove
In in the neck 063.So, this mutual clamping relation between ball pin upper bed-plate and ball pin shell, even retractable dust cover
Damage, also can prevent introduced contaminants from entering in ball pin joint.
Be provided with the lateral wall of the upper bed-plate body 061 it is multiple axially through groove 064；Axially through it is recessed
The axial notch that groove is also used for providing ball pin joint provides radial deformation space.
The retractable dust cover 07 is placed on the ball stud 02；One end of the retractable dust cover 07 and the ball stud
02 clamping；The other end of the retractable dust cover 07 is placed on the ball pin shell 01, and passes through the clamping of jump ring 08.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And deformation, the scope of the present invention are extremely equally limited by appended claims.
Claims (6)
- A kind of 1. non-maintaining drag-link joint, it is characterised in that：Including ball pin shell, ball stud, hexagonal channel nut, stretch Contracting dust cover, jump ring, locking cover, ball pin upper bed-plate and ball pin lower bottom base；The outer surface of the ball pin shell is fixedly connected with steering linkage；Under the locking cover clamping and the ball pin shell End；One end of the ball stud is ball head structure, and the other end is provided with external screw thread；The hexagonal channel nut and the outer spiral shell Line is connected by screw thread；The ball pin lower bottom base is arranged in the ball pin shell；The ball head structure of the ball stud and ball pin bottom seated connection Touch；The ball pin upper bed-plate is placed on the ball stud；The inner surface of the ball pin upper bed-plate connects with the ball head structure Touch；The retractable dust cover is placed on the ball stud；One end of the retractable dust cover and the conical surface of the ball stud connect Touch；The other end of the retractable dust cover is placed on the ball pin shell, and passes through the jump ring clamping；The upper end of the closely described ball pin shell of the medial surface of the ball pin shell is provided with a circle radial groove；Bottom in the ball pin The lateral surface of seat is engaged by clamping with the radial groove；The ball pin upper bed-plate includes upper bed-plate body；The madial wall of the upper bed-plate body is spheric, with the bulb knot The upper end of structure is engaged；Multiple pits are provided with the madial wall of the upper bed-plate body；The lateral wall of the upper bed-plate body is provided with a circle neck；The upper side edge of the radial groove is connected in the neck It is interior.
- 2. non-maintaining drag-link joint according to claim 1, it is characterised in that：Under the ball pin lower bottom base includes Base body；The madial wall of the lower bottom base body is spheric, is engaged with the lower end of the ball head structure；In the bottom Multiple pits are provided with the madial wall of seat body.
- 3. non-maintaining drag-link joint according to claim 2, it is characterised in that：In the outer of the lower bottom base body Side wall is provided with annular groove.
- 4. non-maintaining drag-link joint according to claim 2, it is characterised in that：In the outer of the lower bottom base body Be provided with side wall it is multiple axially through groove.
- 5. non-maintaining drag-link joint according to claim 1, it is characterised in that：In the outer of the upper bed-plate body Be provided with side wall it is multiple axially through groove.
- 6. non-maintaining drag-link joint according to claim 1, it is characterised in that：The ball pin upper bed-plate and described The material of ball pin lower bottom base is polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686690.XA CN106080765B (en) | 2016-08-18 | 2016-08-18 | A kind of non-maintaining drag-link joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610686690.XA CN106080765B (en) | 2016-08-18 | 2016-08-18 | A kind of non-maintaining drag-link joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106080765A CN106080765A (en) | 2016-11-09 |
| CN106080765B true CN106080765B (en) | 2018-03-20 |
Family
ID=58070501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610686690.XA Active CN106080765B (en) | 2016-08-18 | 2016-08-18 | A kind of non-maintaining drag-link joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106080765B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989100A (en) * | 2017-04-19 | 2017-07-28 | 江苏希西维轴承有限公司 | One kind turns to lower ball pin joint |
| CN110081076A (en) * | 2019-05-09 | 2019-08-02 | 福建龙溪轴承(集团)股份有限公司 | A kind of intelligent lubricating long-life oscillating bearing flexural pivot |
| CN110027617A (en) * | 2019-05-17 | 2019-07-19 | 苏州崴骏精密模具有限公司 | A kind of motor turning pull rod and steering system |
| CN114427563A (en) * | 2021-12-27 | 2022-05-03 | 铭昊汽车金属零部件(广州)有限公司 | Ball pin shell and manufacturing method thereof |
| CN116176688B (en) * | 2023-02-10 | 2024-01-19 | 杭州擎动智行科技有限公司 | Vehicle steer-by-wire device based on axial power-assisted electric drive unit and control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2752570A1 (en) * | 1977-11-25 | 1979-05-31 | Audi Nsu Auto Union Ag | Track rod linkage providing small turning circle - has elastic stops on one flange at full lock position to provide bump stop protection |
| CN201714837U (en) * | 2010-06-13 | 2011-01-19 | 宁波锐泰机械制造有限公司 | Hanging ball head structure |
| CN104590368A (en) * | 2015-01-30 | 2015-05-06 | 安徽江淮汽车股份有限公司 | Elastic ball seat and ball pin joint |
| CN104675848A (en) * | 2015-03-03 | 2015-06-03 | 安徽江淮汽车股份有限公司 | Ball pin joint assembly |
| CN204493434U (en) * | 2015-03-03 | 2015-07-22 | 安徽江淮汽车股份有限公司 | A kind of ball pin connector assembly |
-
2016
- 2016-08-18 CN CN201610686690.XA patent/CN106080765B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2752570A1 (en) * | 1977-11-25 | 1979-05-31 | Audi Nsu Auto Union Ag | Track rod linkage providing small turning circle - has elastic stops on one flange at full lock position to provide bump stop protection |
| CN201714837U (en) * | 2010-06-13 | 2011-01-19 | 宁波锐泰机械制造有限公司 | Hanging ball head structure |
| CN104590368A (en) * | 2015-01-30 | 2015-05-06 | 安徽江淮汽车股份有限公司 | Elastic ball seat and ball pin joint |
| CN104675848A (en) * | 2015-03-03 | 2015-06-03 | 安徽江淮汽车股份有限公司 | Ball pin joint assembly |
| CN204493434U (en) * | 2015-03-03 | 2015-07-22 | 安徽江淮汽车股份有限公司 | A kind of ball pin connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106080765A (en) | 2016-11-09 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |